Vulnerability Name:

CCN-119863

Published:2016-12-17
Updated:2016-12-17
Summary:Cisco Expressway could allow a remote attacker to bypass security restrictions, caused by improper access control for internal Jabber Guest server that connected to EXP-C. By sending a specially-crafted HTTP GET request, an attacker could exploit this vulnerability to bypass access restrictions to perform internal scanning.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Consequences:Bypass Security
References:Source: XF
Type: UNKNOWN
cisco-expcjabberc-sec-bypass(119863)

Source: CCN
Type: Packet Storm Security [12-17-2016]
Cisco Expressway 8.8.1 Internal Scanning

Source: CCN
Type: Cisco Security Advisory cisco-sa-20161207-expressway
Cisco Expressway Series Software Security Bypass Vulnerability

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:cisco:expressway:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    cisco expressway *